Naja sumatrana, commonly known as the Equatorial Spitting Cobra, inhabits tropical rainforests and mangroves in Southeast Asia. It is known for its striking black coloration and ability to spit venom at predators with precision. The species is diurnal, often hunting during the day, and plays a crucial role in controlling rodent populations.

Naja sumatrana, commonly known as the Equatorial Spitting Cobra or Sumatran Cobra, is native to Southeast Asia. Its geographical distribution includes the Malay Peninsula, Sumatra, Borneo, and the southern parts of Thailand. It is also found in Singapore, and its range may extend into parts of Vietnam and Laos.

Naja sumatrana typically inhabits tropical rainforests, mangrove swamps, and lowland forests. It prefers humid environments with high temperatures, as it is adapted to the warm, moist climate characteristic of its native regions. The species is also found in agricultural areas and near human settlements, indicating its adaptability to various environmental conditions.

This cobra is primarily terrestrial but can also climb trees and shrubs. It is a diurnal predator, feeding on small mammals, birds, amphibians, and other reptiles. Naja sumatrana is known for its ability to spit venom as a defense mechanism, which is a notable adaptation to deter predators.